<template>
  <div>
    <div class="m-setting-fix">
      <div class="item">
        <div class="item-child" @click="operator(1)">
          <el-icon size="30" color="#3698fd" style="margin-bottom: 8px"><brush /></el-icon>
          主题配置
        </div>
        <div class="item-child item-child2" @click="operator(2)">
          <el-icon size="30" color="#3698fd" style="margin-bottom: 8px"><Link /></el-icon>
          源码拷贝
        </div>
      </div>
    </div>
    <el-drawer v-model="drawer" title="主题配置" size="300px">
      <div class="theme-item">
        <label>导航栏布局</label>
        <el-select
          v-model="layout"
          placeholder="请选择"
          style="width: 150px"
          @change="(val) => changeSwitch('mode', val)"
        >
          <el-option label="纵向" value="vertical"></el-option>
          <el-option label="横向" value="horizontal"></el-option>
          <el-option label="分栏" value="columns"></el-option>
        </el-select>
      </div>
      <div class="theme-item">
        <label>主题颜色</label>
        <el-color-picker v-model="primary" :predefine="predefineColor" @change="changePrimary" />
      </div>
      <div class="theme-item">
        <label>暗黑模式</label>
        <switch-dark></switch-dark>
      </div>
      <div class="theme-item">
        <label>灰色模式</label>
        <el-switch v-model="gray" @change="(val) => changeGrayWeak('gray', val)" />
      </div>
      <div class="theme-item">
        <label>色弱模式</label>
        <el-switch v-model="weak" @change="(val) => changeGrayWeak('weak', val)" />
      </div>
      <div class="theme-item">
        <label>标签栏</label>
        <el-switch v-model="showTag" @change="(val) => changeSwitch('showTag', val)" />
      </div>
      <div class="theme-item">
        <label>侧边栏 Logo</label>
        <el-switch v-model="showLogo" @change="(val) => changeSwitch('showLogo', val)" />
      </div>
      <div class="theme-item">
        <label>保持一个子菜单的展开</label>
        <el-switch v-model="uniqueOpened" @change="(val) => changeSwitch('uniqueOpened', val)" />
      </div>
      <div class="theme-item">
        <label>固定header</label>
        <el-switch v-model="fixedHeader" @change="(val) => changeSwitch('fixedHeader', val)" />
      </div>
    </el-drawer>
  </div>
</template>

<script lang="ts" setup>
import { computed, ref, watch } from 'vue'
import { ElMessage, ElIcon, ElSelect, ElOption, ElDrawer, ElSwitch, ElColorPicker } from 'element-plus'
import { openLoading, closeLoading } from '@/utils/element'
import SwitchDark from '@/components/SwitchDark/index.vue'
import { PRIMARY_COLOR } from '@/config/index'
import { useSettingStore } from '@/store/modules/setting'

const SettingStore = useSettingStore()
const layout = ref(SettingStore.themeConfig.mode)
const showTag = ref(SettingStore.themeConfig.showTag)
const showLogo = ref(SettingStore.themeConfig.showLogo)
const uniqueOpened = ref(SettingStore.themeConfig.uniqueOpened)
const primary = ref(SettingStore.themeConfig.primary)
const fixedHeader = ref(SettingStore.themeConfig.fixedHeader)
const gray = ref(SettingStore.themeConfig.gray)
const weak = ref(SettingStore.themeConfig.weak)

const drawer = computed({
  get() {
    return SettingStore.themeConfig.showSetting
  },
  set() {
    changeSwitch('showSetting', !SettingStore.themeConfig.showSetting)
  }
})

// 预定义主题颜色
const predefineColor = ['#409EFF', '#1890ff', '#304156', '#212121', '#11a983', '#13c2c2', '#6959CD', '#f5222d']

const operator = (type) => {
  switch (type) {
    case 1:
      drawer.value = true
      return
    case 2:
      window.open('https://github.com/zouzhibin/vue-admin-perfect')
      return
  }
}

// 进行配置
const changeSwitch = (key, val) => {
  SettingStore.setThemeConfig({ key, val })
  if (key === 'mode') {
    openLoading()
    setTimeout(() => {
      closeLoading()
    }, 600)
  }
}

// 监听布局变化
watch(
  () => layout.value,
  () => {
    const body = document.body as HTMLElement
    body.setAttribute('class', `layout-${layout.value}`)
  },
  { immediate: true }
)

// 修改主题颜色
const changePrimary = (val) => {
  if (!val) {
    primary.value = val = PRIMARY_COLOR
    ElMessage({ type: 'success', message: `主题颜色已重置为 ${PRIMARY_COLOR}` })
  }
  document.documentElement.style.setProperty('--el-color-primary', val)
  changeSwitch('primary', val)
}

// 修改灰色模式
const changeGrayWeak = (type, val) => {
  const body = document.documentElement as HTMLElement
  if (!val) return body.setAttribute('style', '')
  if (type === 'gray') body.setAttribute('style', 'filter: grayscale(1)')
  if (type === 'weak') body.setAttribute('style', 'filter: invert(80%)')
  changeSwitch(type, val)
}
</script>

<style lang="scss" scoped>
::v-deep(.el-drawer__header) {
  border-bottom: 1px solid #ebeef5;
  padding: 15px 20px 14px;
  margin-bottom: 0;
}
.m-setting-fix {
  position: fixed;
  top: 50%;
  right: 0;
  z-index: 999;
  padding: 10px 0 0 0;
  margin: 0;
  text-align: center;
  cursor: pointer;
  background: #fff;
  border: 1px solid #dcdfe6;
  border-top-left-radius: 5.5px;
  border-bottom-left-radius: 5.5px;
  box-shadow: 0 0 50px 0 rgb(82 63 105 / 15%);
  transform: translateY(-50%);
  .item {
    display: flex;
    flex-direction: column;
    align-items: center;

    justify-content: center;
    padding: 0 8px 10px 10px;
    margin: 0;
    list-style: none;
  }
  .item-child {
    color: #3698fd;
    width: 60px;
    height: 60px;
    /*padding-top: 10px;*/
    text-align: center;
    display: flex;
    flex-direction: column;
    background: #f6f8f9;
    align-items: center;
    justify-content: center;
    border-radius: 5.5px;
    font-size: 12px;
    background: #ebf5ff;
    transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  }
  .item-child2 {
    margin-top: 10px;
    color: #b37feb;
    background: #f7f2fd;
    transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  }
}

:deep(.el-drawer__title) {
  font-weight: bold;
  color: black;
}
.theme-item {
  width: 100%;
  display: flex;
  margin-bottom: 15px;
  align-items: center;
  font-size: 14px;
  color: black;
  justify-content: space-between;
}
</style>
